Finding the Fourth Proportional to 368,340.23, 552,455.66 and 102,072.98
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Solution
The fourth proportional to 368,340.23, 552,455.66 and 102,072.98 is: 153,094.32
Step by Step Solution
- Step 1: Write the proportion equation
368,340.23 : 552,455.66 = 102,072.98 : x - Step 2: Convert to fraction form
368,340.23/552,455.66 = 102,072.98/x - Step 3: Cross multiply
368,340.23x = 552,455.66 × 102,072.98 - Step 4: Simplify right side
368,340.23x = 56,390,797,170.39 - Step 5: Solve for x
x = 56,390,797,170.39/368,340.23 - Step 6: Final answer
x = 153,094.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.